使用Springdata mongo查询删除集合中的所有文档

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-data-mongodb</artifactId>
</dependency>

spring.data.mongodb.uri=mongodb://localhost:27017/mydatabase

import org.springframework.data.mongodb.repository.MongoRepository;

public interface MyDocumentRepository extends MongoRepository<MyDocument, String> {
    // 定义需要的查询方法
}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class MyService {
    private final MyDocumentRepository myDocumentRepository;

    @Autowired
    public MyService(MyDocumentRepository myDocumentRepository) {
        this.myDocumentRepository = myDocumentRepository;
    }

    public void deleteAllDocuments() {
        myDocumentRepository.deleteAll();
    }
}